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Chapter 5 - Fan control application
POWERXL DM1 SERIES VARIABLE FREQUENCY DRIVES
MN040049EN
—September 2021 www.eaton.com
Table 33. Serial communication (Cont.).
P11.3.2
a
MSTP device address
ID 595
Minimum value:
0
Maximum value:
127
Default value:
1
Description:
Defines the device address of the drive on the BACnet MSTP network.
P11.3.3
a
MSTP instance number
ID 596
Minimum value:
0
Maximum value:
4,194,302
Default value:
0
Description:
Defines the instance number of the drive on the BACnet MSTP network.
P11.3.4
MSTP communication timeout
ID 598
Minimum value:
0 ms
Maximum value:
60,000 ms
Default value:
10,000 ms
Description:
Selects the time to wait before a communication fault occurs over BACnet MS
T
P if a message is not received.
P11.3.5
MSTP protocol status
ID 599
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
N.A.
Options:
0 = Stopped;
1 = Operational; or
2 = Faulted.
Description:
This parameter shows the protocol status for BACnet MSTP communication.
P11.3.6
MSTP fault code
ID 600
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
N.A.
Options:
0 = None;
1 = Sole master;
2 = Duplicate MAC ID; or
3 = Baud rate fault.
Description:
This parameter shows the protocol status for BACnet MSTP communication.
P11.3.7
MSTP fault response
ID 2526
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
0
Options:
0 = Only in fieldbus control mode - when fieldbus is the control place and fieldbus fault is active, the drive will fault on loss of
communications. If not in fieldbus control, place will not fault.
1 = In all control modes - no matter the control place setting. If communication is lost, fieldbus fault response will occur.
Description:
Defines the fieldbus fault condition for BACnet MSTP communication.
P11.3.8
MSTP maximum master
ID 1537
Minimum value:
1
Maximum value:
127
Default value:
127
Description:
Defines the maximum number of masters that can establish connections with the drive.
P11.4 - SA bus (*DM1 Pro).
P11.4.1
a
SA bus device address
ID 1726
Minimum value:
204
Maximum value:
254
Default value:
204
Description:
This parameter is used to set the SA bus address at which the drive will be located on instance node.
P11.4.2
a
SA bus baud rate
ID 1727
Minimum value:
N.A.
Maximum value:
N.A.
Default value:
2
Options:
0 = 9,600;
1 = 19,200;
2 = 38,000;
3 = 57,600; or
4 = 115,200.
Description:
This parameter defines communication speed for SA bus communication.
P11.4.3
a
SA instance number
ID 1728
Minimum value:
0
Maximum value:
4,194,302
Default value:
0
Description:
Defines the instance number of the drive on the SA bus network.